1, 4, 9, 16, 23, 25, 36

Each of the numbers except 28, is a multiple of 3.

In each number except 427, the middle digit is the sum of other two.

Each of the numbers except 54 is multiple of 5.

The pattern is 2 ³, 3 ³, 4 ³, 5 ³, 6 ³, 7 ³. But, 100 is not a perfect cube.

Each of the numbers except 14 is an odd number.

The number '14' is the only EVEN number.

The pattern is 1 ², 2 ², 3 ², 4 ², 5 ², 6 ², 7 ². But, instead of 5 ², it is 20 which to be turned out.

(1*1)+1 , (2*2)+1 , (3*3)+1 , (4*4)+1 , (5*5)+1 , (6*6)+1 , (7*7)+1 , (8*8)+1

But, 64 is out of pattern.

Each of the numbers except 21 is an even number.

Each of the numbers except 72 is a perfect square.

In each number except 383, the product of first and third digits is the middle one.